Finding the Fourth Proportional to 134,371.29, 201,549.65 and 40,869.75
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Solution
The fourth proportional to 134,371.29, 201,549.65 and 40,869.75 is: 61,302.41
Step by Step Solution
- Step 1: Write the proportion equation
134,371.29 : 201,549.65 = 40,869.75 : x - Step 2: Convert to fraction form
134,371.29/201,549.65 = 40,869.75/x - Step 3: Cross multiply
134,371.29x = 201,549.65 × 40,869.75 - Step 4: Simplify right side
134,371.29x = 8,237,283,603.74 - Step 5: Solve for x
x = 8,237,283,603.74/134,371.29 - Step 6: Final answer
x = 61,302.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.